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Imaging lens

  • US 10,012,820 B2
  • Filed: 08/16/2016
  • Issued: 07/03/2018
  • Est. Priority Date: 07/02/2014
  • Status: Active Grant
First Claim
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1. An imaging lens comprising:

  • a first lens group; and

    a second lens group, arranged in this order from an object side to an image plane side,wherein said first lens group includes a first lens having positive refractive power, a second lens having positive refractive power, and a third lens,said second lens group includes a fourth lens, a fifth lens having negative refractive power, and a sixth lens,said fourth lens has a concave surface facing the object side near an optical axis thereof, andsaid sixth lens has a concave surface facing the object side near an optical axis thereof.

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